📄 bufferedresponse.html
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BufferedResponse
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com.lowagie.servlets</FONT>
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Class BufferedResponse</H2>
<PRE>
<A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">java.lang.Object</A>
|
+--javax.servlet.ServletResponseWrapper
|
+--javax.servlet.http.HttpServletResponseWrapper
|
+--<B>com.lowagie.servlets.BufferedResponse</B>
</PRE>
<DL>
<DT><B>All Implemented Interfaces:</B> <DD>javax.servlet.http.HttpServletResponse, javax.servlet.ServletResponse</DD>
</DL>
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<DT>public class <B>BufferedResponse</B><DT>extends javax.servlet.http.HttpServletResponseWrapper</DL>
<P>
<p>Wraps an HttpServletResponse instance, filtering any attempt to write or flush its output. The data written to the response is store in a memory buffer.</p>
<P>
<P>
<DL>
<DT><B>Author:</B><DD>Marcelo Vanzin</DD></DD></DL>
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<P>
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<CODE>private static class</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.ByteArrayServletStream.html">BufferedResponse.ByteArrayServletStream</A></B></CODE>
<BR>
Implements a ServletOutputStream that writes to a memory buffer.</TD>
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<B>Field Summary</B></FONT></TD>
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<CODE>private <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/String.html">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#declaredContentType">declaredContentType</A></B></CODE>
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<CODE>private int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#declaredLength">declaredLength</A></B></CODE>
<BR>
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<CODE>private boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#isModified">isModified</A></B></CODE>
<BR>
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<CODE>private <A HREF="../../../com/lowagie/servlets/BufferedResponse.ByteArrayServletStream.html">BufferedResponse.ByteArrayServletStream</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#out">out</A></B></CODE>
<BR>
</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>private <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/io/PrintWriter.html">PrintWriter</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#wOut">wOut</A></B></CODE>
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<A NAME="fields_inherited_from_class_javax.servlet.ServletResponseWrapper"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TD><B>Fields inherited from class javax.servlet.ServletResponseWrapper</B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE></CODE></TD>
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<A NAME="fields_inherited_from_class_javax.servlet.http.HttpServletResponse"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TD><B>Fields inherited from interface javax.servlet.http.HttpServletResponse</B></TD>
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<TD><CODE>SC_ACCEPTED, SC_BAD_GATEWAY, SC_BAD_REQUEST, SC_CONFLICT, SC_CONTINUE, SC_CREATED, SC_EXPECTATION_FAILED, SC_FORBIDDEN, SC_GATEWAY_TIMEOUT, SC_GONE, SC_HTTP_VERSION_NOT_SUPPORTED, SC_INTERNAL_SERVER_ERROR, SC_LENGTH_REQUIRED, SC_METHOD_NOT_ALLOWED, SC_MOVED_PERMANENTLY, SC_MOVED_TEMPORARILY, SC_MULTIPLE_CHOICES, SC_NO_CONTENT, SC_NON_AUTHORITATIVE_INFORMATION, SC_NOT_ACCEPTABLE, SC_NOT_FOUND, SC_NOT_IMPLEMENTED, SC_NOT_MODIFIED, SC_OK, SC_PARTIAL_CONTENT, SC_PAYMENT_REQUIRED, SC_PRECONDITION_FAILED, SC_PROXY_AUTHENTICATION_REQUIRED, SC_REQUEST_ENTITY_TOO_LARGE, SC_REQUEST_TIMEOUT, SC_REQUEST_URI_TOO_LONG, SC_REQUESTED_RANGE_NOT_SATISFIABLE, SC_RESET_CONTENT, SC_SEE_OTHER, SC_SERVICE_UNAVAILABLE, SC_SWITCHING_PROTOCOLS, SC_TEMPORARY_REDIRECT, SC_UNAUTHORIZED, SC_UNSUPPORTED_MEDIA_TYPE, SC_USE_PROXY</CODE></TD>
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<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#BufferedResponse(javax.servlet.http.HttpServletResponse)">BufferedResponse</A></B>(javax.servlet.http.HttpServletResponse response)</CODE>
<BR>
Constructs a new BufferedResponse, wrapping the response passed.</TD>
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<B>Method Summary</B></FONT></TD>
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<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#flushBuffer()">flushBuffer</A></B>()</CODE>
<BR>
Filters calls to flushBuffer() so that no data is written to the response before executing the output filter.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/io/InputStream.html">InputStream</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#getData()">getData</A></B>()</CODE>
<BR>
Returns a InputStream with the data currently stored in the memory buffer..</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/String.html">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#getDeclaredContentType()">getDeclaredContentType</A></B>()</CODE>
<BR>
Returns the content type declared by the called resource.</TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> int</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#getDeclaredLength()">getDeclaredLength</A></B>()</CODE>
<BR>
Returns the content length declared by the called resource.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> javax.servlet.ServletOutputStream</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#getOutputStream()">getOutputStream</A></B>()</CODE>
<BR>
Returns a OutputStream to the memory buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> <A HREF="http://java.sun.com/j2se/1.3/docs/api/java/io/PrintWriter.html">PrintWriter</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#getWriter()">getWriter</A></B>()</CODE>
<BR>
Returns a PrintWriter to the memory buffer.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#isModified()">isModified</A></B>()</CODE>
<BR>
Says if the resource called has been modified or not.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#setContentLength(int)">setContentLength</A></B>(int length)</CODE>
<BR>
Does not let the content length be set, but stores it in a variable in case it is needed later.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#setContentType(java.lang.String)">setContentType</A></B>(<A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/String.html">String</A> type)</CODE>
<BR>
Does not let the content type be set, but stores it in a variable in case it is needed later.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE> void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../com/lowagie/servlets/BufferedResponse.html#setStatus(int)">setStatus</A></B>(int sc)</CODE>
<BR>
If the status set if SC_NOT_MODIFIED, sets a flag so that the output filter knows that the buffer may be empty. </TD>
</TR>
</TABLE>
<A NAME="methods_inherited_from_class_javax.servlet.http.HttpServletResponseWrapper"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TD><B>Methods inherited from class javax.servlet.http.HttpServletResponseWrapper</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>addCookie, addDateHeader, addHeader, addIntHeader, containsHeader, encodeRedirectUrl, encodeRedirectURL, encodeUrl, encodeURL, sendError, sendError, sendRedirect, setDateHeader, setHeader, setIntHeader, setStatus</CODE></TD>
</TR>
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<A NAME="methods_inherited_from_class_javax.servlet.ServletResponseWrapper"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class javax.servlet.ServletResponseWrapper</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>getBufferSize, getCharacterEncoding, getLocale, getResponse, isCommitted, reset, resetBuffer, setBufferSize, setLocale, setResponse</CODE></TD>
</TR>
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<A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%">
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<TD><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/j2se/1.3/docs/api/java/lang/Object.html">Object</A></B></TD>
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